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Finding the Fourth Proportional to 600,214.32, 828,504.36 and 345,666.96

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Solution

The fourth proportional to 600,214.32, 828,504.36 and 345,666.96 is: 477,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,214.32 : 828,504.36 = 345,666.96 : x
  2. Step 2: Convert to fraction form
    600,214.32/828,504.36 = 345,666.96/x
  3. Step 3: Cross multiply
    600,214.32x = 828,504.36 × 345,666.96
  4. Step 4: Simplify right side
    600,214.32x = 286,386,583,467.95
  5. Step 5: Solve for x
    x = 286,386,583,467.95/600,214.32
  6. Step 6: Final answer
    x = 477,140.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.